100 Years Of Immigrants In America, In Two Graphs:  Immigrants make up roughly the same share of the U.S. population today as they did a century ago.  But changes in the global economy, and in U.S. immigration law, have dramatically shifted where U.S. immigrants are coming from.    A century ago, U.S. immigrants were overwhelmingly European. Today, Latin America and Asia are the big drivers of U.S. immigration, and Europe accounts for just a small fraction of the whole.
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